Automatic-exchange selector.



4 SHEETS-SHEET l 'PATENTED MAR., 26, 1907.

SELECTOR.

qu) "I RBBR HAN 0E FILED JUNE 18,1906.

APPLGAT No. 848,398. PATENTED MAR. l26, 1907v Jv. G. ROBERTS. AUTOMATG EXCHANGE SELECTOR.

AP}?LIOATION FILED .TUNE 18.1906.

No. 848,398. PATENTE@ MAR. .26, 19o?.

J. G. EGBERTS. AUTOMATIGBXGHANG' SELEGTQR.

APPLICATION FILED JUNE 18,1906.

-i SHEETSSHEET 3.

No. 848,398. PATENTED MAR. 26, 1907.

J. G. RCTUSRTS. AUTOMATIC EXCHANGE SELECTOR.

APPLICATION FILED JUNE 18.1906.

4 SHEBTS--SHBET 4.

` nnirnn 'rino COMPANY,

U '-23 WE EN" l f s i: (W. E.,

atentef Marcil 26, 1907.

Application filed June l. 1906, ferie] No. 322,325. r

.improvement in Autoniarie-Exoh:inge Seien tors, of which the following is e full, clear,

eoneise,'znd exact description.

My invention rela-tes io n, selerer for an automatic telephone-exehange;and i's ohjecbis to provide simple, reliable, and eilioient mechanism for effecting the interconnection of Jelle different lines terminning n: the eentral exchange..

My invention contemplates a selector in which the pairs of multiple lIne-Lerininnls are arranged in a serios of rows in in ire--siniped iield. Y l provide en oseille-ting frame ferrying switeli-terniinals of the snbseriberls lim` with which the Selector nssooiu'ed, menne bein7 provided for rotating said terminals io bring n pail' thereof into operative relai/.ion with the row of liiie-ierininiils in which the 4terinimils of the desired line are leoni-nd.

i n illes. e

vation with the easing in section.. and 4 are detail plan views showing' the retaining mechanism of the switch iis and the mnie therefor, i g'. J plan view oi the nei` switch-terminals. ii-ig. o is {ie-rail view on line '6 of Rg. 5 of the foibe-1bmernber carrying 'the swi oiii1erminels. Fig. 7`is an enlarged. deizeil pien. view snov; i g, sie mechanism 'for oscillatingifne freine carry. the ewitoheterrninelsf Fig. S is enlarged. fragmentary View of the rotatable switch member, showing; the method of conS sting the terminals or disks in nnlviyie; :ind Fig. il is an enlarged ores-section on '9 of Fig. 6.,

Like parte are designated by similar letters of reference tiirongliont the sever 1 eivs In carryingl omJ 'my invention une inni ie iinwterrninsls ozv o ere arranged in an eroshaped iield, the drawing showing len verrien-l rows with ren pairs of nemterniinnls in emph row, einen ern'xinal heinge; insulated from ils mare and from the other gorminnls in the ield.

ift willv Linders-loo "iorer each, subscriber@ i terminals 'disks i are @il elee criily eonnefted'in inni e, woll ns the disks is', which are' insnlcimd from the disks '6. 'Ti'xese disks are .hat nere is e. selec me; said hne having respectively. The

'nlzilrd mermro'm. pre-vided with. lip L, wie :vi when in operafivo nosi'ion maken Contact with any Eine erininnl in he ferrie-"l row which it may be fgiposile. Ain the drawings ien pairs of disks il) o are shown, eorresnmn'ling to he Vertical rar-,vs of line-terminals. rhe ten pairs of disks fire .se arranged on the slnii't If' that the lips of,

c of the frame, and e jriawl of :ii-ranged 'lo he opereied hy /he armature d er an electro i. 'il'non bhe ends .f1-i! lihe shaft 2f: are l 657 res/seethely,'l;he former copi isneppingepewl e', adapted io Je operated Yinv/tho firinnure e2 of .fin elentro e to intermi-1ently rol'fibe lle shzir't, ehn reicher', oopern, ing ,i'in n. rocking rero its noinei nient of nrw/i y,

The pmvlj. es sown in 3, 'normally ,he/gl om of engf-igenien. wiizli tl'le-rniel'iet by n. ing. {,1" engaging n foetj 'upon the fumi, The ing is carried. hy n. lever g, provided with n pif: o2, adapted. o he engaged oy n arm h', ieri by the :ni-nieuwe ha of en eieetrmmg l position 'open the disengsigfxl;

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@ te move said levez` to nminta'in both rein witness whereof E hereuno fubacrbe "snmmg-pnwls away wfrom sind frame and I mymme tlus 16th dnyofdune, A. D. 19%. Swix-l1 lmmhm, n Spring adapted when sind 1r 1 Mm is @moved to move smid lever to 'render OHN G RBBRTS' opnxvive mid wtninng-pnwls, und electro- Witnesse:

magmic memnism mntn'ong smid step- Rmx T. ALLUWAY ping-paws; E. F. 

